{  xAxis: {    type: 'category',    data: ['Mon', 'Tue', 'Wed', 'Thu', 'Fri', 'Sat', 'Sun']  },  yAxis: {    type: 'value'  },  series: [    {      data: [120, 200, 150, 80, 70, 110, 130],      type: 'bar'    }  ]}